Auxiliary shirt cuff



FIG. 1 is a top plan view of an auxiliary shirt cuff showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a right side elevation view thereof, the opposite side being a mirror image of the shown;

FIG. 4 is a front end elevation view thereof, the opposite end being a mirror image of the shown;

FIG. 5 is an isometric view thereof; and,

FIG. 6 is an in-use isometric view thereof.

The broken lines in FIG. 6 of the drawings depict a shirt cuff as environmental subject matter only and form no part of the claimed design. 

CLAIM The ornamental design for an auxiliary shirt cuff, as shown and described. 